Granted Patent
Utility
US 6,245,313 · App. 09/312,695
Process for manufacturing a product of glassy carbon
Inventors:
Kunihiko Suzuki, Takaaki Honda, Shinichi Mitani, Tadashi Ohashi, Shuji Tobashi
Patented Case
View Patent ↗
Granted: Jun 12, 2001
Filed: May 17, 1999
Inventors
Kunihiko Suzuki
Takaaki Honda
Shinichi Mitani
Tadashi Ohashi
Shuji Tobashi
Assignees (at issue)
TOSHIBA MACHINE CO., LTD.
Toshiba Ceramics Co., Ltd.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.